{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000616","485:4850000519","485:4850002648","485:4850000850","485:4850000662","485:4850001121","485:4850000518","485:4850000325","485:4850000617","485:4850000618","485:4850000578","485:4850001426","485:4850001230","485:4850000904","485:4850000203","485:4850000552","499:4990001499","499:4990002650","485:4850000220","485:4850001423","499:4990002647","485:4850000707","485:4850001948","485:4850001356","499:4990002870"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,499,499,485,485,499,485,485,485,499],"twin_sims":[0.8270994665217419,0.8189329968705682,0.7847198289174344,0.783650339005601,0.7542893375532208,0.7211882620355669,0.6711590659784151,0.6427200946299197,0.6228380079796456,0.6121413165930526,0.6117655192721025,0.6079878829847638,0.6036495801829754,0.6019603760120893,0.5734637394990905,0.5717308885246374,0.568291422230524,0.5670017196904038,0.5375955097522163,0.5219537224682462,0.507924786698745,0.487905866539177,0.4878055274638988,0.4785121787981221,0.4688932486208233],"twin_dists":[0.08002425335579277,0.0820891028712746,0.0904337851170658,0.09068780379471217,0.09753206463216588,0.10500656513284665,0.11598149658196853,0.1221159963954207,0.126381798950421,0.12867306078171628,0.12875353552537885,0.1295624561015311,0.130491408362144,0.13085312614893693,0.1369619386473294,0.1373341334798606,0.13807324697838,0.13835052409152063,0.14469776356095146,0.14809978490801937,0.15117099106207385,0.15559297347962003,0.15561526836853326,0.1576864140163588,0.15984380296946793],"n_dims_used":45,"mean_confidence":0.9168646918402777},"coverage":{"mean_confidence":0.9168646918402777,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}